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71 lines
1.3 KiB
Plaintext
71 lines
1.3 KiB
Plaintext
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;license:MIT
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;(c) 2021 by Frank M.
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!cpu 6502
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!to "res/DEMO/MC",plain
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*=$200
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!source "src/constants.a" ; no code in these
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!source "src/macros.a"
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+READ_RAM2_WRITE_RAM2
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jsr EnableAccelerator
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;+LOAD_FILE_KEEP_DIR
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ldx #0 ; read to main memory
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stx ldrhi
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stx ldrlo
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+LDADDR title
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jsr iLoadFileDirect
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ldx #5-1 ; we also need to copy the length byte
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- lda newpath,x
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sta $BFD0,x
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dex
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bpl -
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lda #$60
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sta $83C
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jsr $800 ; decompress
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lda #$4C
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sta $597F
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sta $5A05
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lda #0
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sta $597F+1
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sta $5A05+1
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lda #1
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sta $597F+2 ; set exit on keypress
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sta $5A05+2 ; set exit on button press
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lda #$20
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sta $7F37
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lda #<callback
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sta $7F37+1
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lda #>callback
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sta $7F37+2 ; exit at end of demo cycle
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+DISABLE_ACCEL
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jmp $4000
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callback
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sta $5E9B
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lda $5C04
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cmp #$0C
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beq exit
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rts
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exit jmp $0100
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newpath
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!byte 4
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!text "X/MC"
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title !byte x_e-x_b
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x_b !text "X/MC/MC"
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x_e
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!if * > $300 {
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!error "code is too large, ends at ", *
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}
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